X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fprops%2FpropertyObject.cxx;h=df3f81f990004088dbb2d88044cf95b7c2846105;hb=04dc28cb3307a2d78b024f533011628dbe5e5a52;hp=3eea0ac2361ed11cb1565fa2ab6ba7b7ed0bc617;hpb=c3c97f2956d3546d28ad7f036462dd2401a3bab1;p=simgear.git

diff --git a/simgear/props/propertyObject.cxx b/simgear/props/propertyObject.cxx
index 3eea0ac2..df3f81f9 100644
--- a/simgear/props/propertyObject.cxx
+++ b/simgear/props/propertyObject.cxx
@@ -21,6 +21,8 @@
 
 #include "propertyObject.hxx"
 
+#include <simgear/math/SGMath.hxx>
+
 #include <simgear/structure/exception.hxx>
 
 namespace simgear